The Champions League threw up its usual supply of excitement with the first round of the quarter-final stage, leaving the likes of Chelsea and Borussia Dortmund in need of extraordinary comebacks in the second leg to have any chance of progressing.
But neither side are completely out of the running. While Chelsea went down 3-1 to Paris Saint-Germain and Dortmund lost 3-0 to Real Madrid, the history of the Champions League is littered with teams overturning daunting second-leg deficits to reach the next round.
Here we run the rule over the best second-leg comebacks. That rules out one of the greatest ever—Liverpool's 2005 final effort against AC Milan—but the following eight are still some of the most memorable nights seen in European football.